Vanishing of the Euler class in Power subgroups of the punctured mapping class group
Geometric Topology
2020-02-18 v1
Abstract
In this paper, we use a result of Dahmani to show that the Euler class of some power subgroup (the subgroup normally generated by a fixed power of Dehn twist about a non-separating curve) is trivial inside the mapping class group of once punctured surface.
Cite
@article{arxiv.2002.06729,
title = {Vanishing of the Euler class in Power subgroups of the punctured mapping class group},
author = {Lei Chen},
journal= {arXiv preprint arXiv:2002.06729},
year = {2020}
}
Comments
3 pages